NSN 4820-00-990-4295

Part Details | SAFETY RELIEF VALVE

4820-00-990-4295 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.

Alternate Parts: 1213, 342C722H07, 342C722H07, 4820-00-990-4295, 00-990-4295, 4820009904295, 009904295

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196200-990-429505488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

ANGLE

Cross Reference | NSN 4820-00-990-4295
Part Number Cage Code Manufacturer
121337239LUNKENHEIMER CO
342C722H0797942NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN SYSTEMS
342C722H0779500WESTINGHOUSE ELECTRIC CORP
Technical Data | NSN 4820-00-990-4295
Characteristic Specifications
STYLE DESIGNATOR ANGLE
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
BONNET TYPE INSIDE SPRING
BONNET ATTACHMENT METHOD THREADED
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING28.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE1.0 TO 250.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED PRESSURE TIGHT OUTLET SIDE